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86 lines
3.3 KiB
86 lines
3.3 KiB
# Copyright 2015 Red Hat, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import functools
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from oslo_utils import uuidutils
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from neutron.agent.l3 import agent as l3_agent
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from neutron.agent.l3 import namespaces
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from neutron.agent.linux import ip_lib
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from neutron.agent.linux import utils
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from neutron.tests.fullstack import base
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from neutron.tests.fullstack.resources import environment
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class TestLegacyL3Agent(base.BaseFullStackTestCase):
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def setUp(self):
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host_descriptions = [environment.HostDescription(l3_agent=True)]
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env = environment.Environment(environment.EnvironmentDescription(),
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host_descriptions)
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super(TestLegacyL3Agent, self).setUp(env)
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def _get_namespace(self, router_id):
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return namespaces.build_ns_name(l3_agent.NS_PREFIX, router_id)
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def _assert_namespace_exists(self, ns_name):
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ip = ip_lib.IPWrapper(ns_name)
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utils.wait_until_true(lambda: ip.netns.exists(ns_name))
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def test_namespace_exists(self):
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tenant_id = uuidutils.generate_uuid()
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router = self.safe_client.create_router(tenant_id)
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network = self.safe_client.create_network(tenant_id)
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subnet = self.safe_client.create_subnet(
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tenant_id, network['id'], '20.0.0.0/24', gateway_ip='20.0.0.1')
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self.safe_client.add_router_interface(router['id'], subnet['id'])
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namespace = "%s@%s" % (
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self._get_namespace(router['id']),
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self.environment.hosts[0].l3_agent.get_namespace_suffix(), )
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self._assert_namespace_exists(namespace)
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class TestHAL3Agent(base.BaseFullStackTestCase):
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def setUp(self):
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host_descriptions = [
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environment.HostDescription(l3_agent=True) for _ in range(2)]
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env = environment.Environment(environment.EnvironmentDescription(),
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host_descriptions)
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super(TestHAL3Agent, self).setUp(env)
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def _is_ha_router_active_on_one_agent(self, router_id):
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agents = self.client.list_l3_agent_hosting_routers(router_id)
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return (
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agents['agents'][0]['ha_state'] != agents['agents'][1]['ha_state'])
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def test_ha_router(self):
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# TODO(amuller): Test external connectivity before and after a
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# failover, see: https://review.openstack.org/#/c/196393/
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tenant_id = uuidutils.generate_uuid()
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router = self.safe_client.create_router(tenant_id, ha=True)
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agents = self.client.list_l3_agent_hosting_routers(router['id'])
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self.assertEqual(2, len(agents['agents']),
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'HA router must be scheduled to both nodes')
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utils.wait_until_true(
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functools.partial(
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self._is_ha_router_active_on_one_agent,
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router['id']),
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timeout=90)
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